IOTA/ES - Call for Observations
International Occultation Timing Association / European Section e.V.
Stellar occultation by objects in solar system which should be on an observer’s high priority list.
Annular occultation! Apparend size of asteroid is smaller than of the star! Variable star! Other sources give a Vmag ~9! Very faint mag drop. Even fainter at the path limits!…
Supected binary asteroid! Very faint star! During dawn! Raphaël Lallemand (GAIAMOONS project) wrote on PLANOCCULT on Feb 20: Please observe the occultation even if you are located OUTSIDE THE PATH…
Suspected satellite! Watch out for a blink! Link to IAU Circular announcing the binary system: https://ui.adsabs.harvard.edu/abs/2004IAUC.8265….2B/abstract Last update: 2024 Mar 01, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1156-1089-140918-649224-U048657 Preliminary prediction by S. Preston…
Trans-Neptunian object! During dusk! José Luis Ortiz (IAA, CSIC) wrote on PLANOCCULT on Feb 20: The attached file is a map with our latest update. Note that being a member…
Supected binary asteroid! During dawn! Raphaël Lallemand (GAIAMOONS project) wrote on PLANOCCULT on Feb 20: Please observe the occultation even if you are located OUTSIDE THE PATH (Range of ~220…
Apollo asteroid! Very short max. duration of only 0.15 s. Target of the Destiny+ mission by JAXA and DLR! Last update: 2024 Jan 14, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1130-3200-850-649013-U000084 Preliminary prediction…
Short max. duation of only 0.81 seconds! Suspected binary asteroid! Last update: 2024 Jan 30, Occult Watcher Cloud (prediction now updated with JPL#46): https://cloud.occultwatcher.net/event/1125-33349-83038-650140-U029311 Path coordinates: Occultation of UCAC4 621-029311…
Challenging event for larger telescopes! Apparent distance Miranda – centre of Uranus: ~8 arcsec, Faint star! Distance of the Moon to occultation targets: 15 deg, Long max. duration of 51…
Apollo asteroid! Flyby target of JAXA’s Hayabusa2 extended mission! Very short duration and narrow path! Last update: 2023 Dec 16, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1107-98943-67575-650050-U016619 Preliminary prediction by S. Preston (IOTA):…
Apollo asteroid! Flyby target of JAXA’s Hayabusa2 extended mission! Very short duration and narrow path! Last update: 2023 Dec 16, Occult Watcher Cloud: https://cloud.occultwatcher.net/event/1107-98943-67633-650050-U016638 Preliminary prediction by S. Preston (IOTA):…